....................................../////.===Shadow-Here===./////................................................ > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < ------------------------------------------------------------------------------------------------------------------- /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// RIFF¤ WEBPVP8 ˜ ðÑ *ôô>‘HŸK¥¤"§£±¨àð enü¹%½_F‘åè¿2ºQú³íªú`N¿­3ÿƒügµJžaÿ¯ÿ°~¼ÎùnúîÞÖô•òíôÁÉß®Sm¥Ü/ ‡ó˜f£Ùà<˜„xëJ¢Ù€SO3x<ªÔ©4¿+ç¶A`q@Ì“Úñè™ÍÿJÌ´ª-˜ÆtÊÛL]Ïq*‘Ý”ì#ŸÌÏãY]@ê`¿ /ªfkØB4·®£ó z—Üw¥Pxù–ÞLШKÇN¾AkÙTf½è'‰g gÆv›Øuh~ a˜Z— ïj*á¥t d£“uÒ ¨`K˜¹ßþ]b>˜]_ÏÔ6W—è2r4x•íÖ…"ƒÖNîä!¦å Ú}ýxGøÌ —@ ;ÆÚŠ=ɾ1ý8lªË¥ô ^yf®Œ¢u&2©nÙÇ›ñÂñŒ³ aPo['½»øFùà­+4ê“$!lövlüÞ=;N®3ð‚õ›DÉKòÞ>ÄÍ ¥ˆuߤ#ˆ$6ù™¥îŠ‡y’ÍB¼ çxÛ;X"WL£R÷͝*ó-¶Zu}º.s¸sšXqù–DþÿvªhüïwyŸ ¯é³lÀ:KCûÄ£Ëá\…­ ~—ýóî ¼ûûÜTÓüÇy…ŽÆvc»¾×U ñ¸žþоP÷¦ó:Ò¨¨5;Ð#&#ÖúñläÿÁœ GxÉ­/ñ‡áQðìYÉtÒwŽ¼GÔ´zàÒò ð*ëzƒ•4~H]Ø‹f ñÓÈñ`NåWçs'ÆÏW^ø¹!XžµmQ5ÃËoLœÎ: ÞËÍ¥J ù…î èo£ßPÎñ¶ž8.Œ]ʵ~5›ÙË-ù*8ÙÖß±~ ©¹rÓê‚j¶d¸{^Q'˜±Crß ÚH—#¥¥QlÀ×ëã‡DÜ«èî þ&Çæžî;ŽÏºò6ÒLÃXy&ZŒ'j‚¢Ù€IßÚù+–MGi‰*jE€‘JcÜ ÓÌ EÏÚj]o˜ Þr <¾U ûŪæÍ/šÝH¥˜b”¼ ÁñßX GP›ï2›4WŠÏà×£…íÓk†¦H·ÅíMh–*nó÷à]ÁjCº€b7<ب‹¨5車bp2:Á[UªM„QŒçiNMa#<5›áËó¸HýÊ"…×Éw¹¦ì2º–x<›»a±¸3Weü®FÝ⑱ö–î–³|LPÈ~çð~Çå‡|º kD¢µÏàÆAI %1À% ¹Ò – ”ϝS¦‰4&¶£°à Öý”û_Ò Áw°A«Å€?mÇÛgHÉ/8)á¾ÛìáöŽP í¨PŸNÙµº¦‡§Ùš"ÿ«>+ªÕ`Ê÷‡‚ß Õû˜þãÇ-PÍ.¾XV‘€ dÜ"þ4¹ ±Oú‘©t¥¦FªÄÃÄ•b‚znýu½—#cDs˜ÃiÑOˆñ×QO=*IAÊ,¶ŽZƒ;‡wøXè%EÐk:F±Ú” .Ѽ+Áu&Ç`."pÈÉw o&¿dE6‘’EqTuK@Ì¥ã™À(Êk(h‰,H}RÀIXÛš3µ1©_OqÚÒJAñ$ÊÙÜ;D3çŒ[þùœh¬Ã³™ö6ç†NY".Ú‰ï[ªŸŒ '²Ð öø_¨ÂÉ9u鶳ÒŠõTàîMØ#û¯gN‡bÙ놚X„ö …ÉeüÌ^J ‹€.œ$Æ)βÄeæW#óüßĺŸ€ ÀzwV 9oä»f4V*uB «Ë†¹ì¯žR霓æHXa=&“I4K;¯ç‹h×·"UŠ~<•â•ªVêª&ÍSÃÆÅ?ÔqÎ*mTM ˜›µwêd#[C¡©§‘D<©àb†–ÁœøvH/,í:¯( ²£|4-„Æövv„Yͼ™^Á$ˆ„¢Û[6yB.åH*V¨æ?$=˜Ñ€•î¦ñ·­(VlŸ‘ nÀt8W÷´Bûba?q9ú¶Xƒl«ÿ\ù¶’þòUÐj/õ¢Ìµ³g$ƒÎR!¸»|Oߍë’BhîÚÑ¢ñåŒJ„®„£2Ð3•ô02Nt…!£Í]Ïc½Qÿ?ˆ<&ÃA¾Ú,JˆijÌ#5yz„‰Î|ÊŽ5QÏ:‹ÐaóVÔxW—CpeÏzÐïíçôÿÅ_[hãsÐ_/ŽTÝ?BîˆííV$<¿i>²F¬_Eß¿ †bÊŒº­ÿ®Z H“C}”¬,Mp ý/Bá£w>˜YV°aƒúh+cŠ- r/[%|üUMHäQ°X»|û/@|°¥Ð !BÔ Ç¢Ä©š+Õì D«7ìN¶ŽðÔ " ƶ’ÖçtA‰Û×}{tþz­¾GÍ›k¹OEJR$ Â׃ «ëÁ"oÉôž$oUK(Ä)Ãz³Ê-‹êN[Ò3Œñbï8P 4ƒ×q¢bo|?<ÛX¬òÄÍ°L–±›(™ûG?ýË©ÚÄ–ÂDØÐ_Ç¡ô ¾–ÄÏø ×e8Ë©$ÄF¹Å‹ì[©óìl:F¾f´‹‹Xì²ï®\¬ôùƒ ÿat¥óèÒùHß0äe‚;ü×h:ÆWðHž=Ã8骣"kœ'Y?³}Tûè€>?0l›e1Lòñ„aæKÆw…hÖŠùW…ÈÆÄ0ši·›[pcwËþñiêíY/~-Á5˜!¿†A›™Mÿþ(±“t@â“ö2­´TG5yé]çå僳 .·ÍïçÝ7UÚ±Ð/Nè»,_Ï ùdj7\ï Wì4›„»c¸àešg#ÒÊ⥭áØo5‘?ÌdÝô¯ ¹kzsƒ=´#ëÉK›Ø´±-¥eW?‡çßtòTã…$Ý+qÿ±ƒ÷_3Ô¥í÷:æ–ž<·Ö‡‰Å¢ š‡%Ô—utÌÈìðžgÖÀz²À—ï÷Óîäõ{K'´È÷³yaÏÁjƒô}ž§®æÊydÕÈë5¯èˆõvÕ©ã*çD„ “z„Ó‡^^xÂ3M§A´JG‚öï 3W'ˆ.OvXè¡ÊÕª?5º7†˜(˜Ç¶#çê’¶!ÌdZK§æ 0fãaN]òY³RV ™î$®K2R¨`W!1Ôó\;Ý ýB%qæK•&ÓÈe9È0êI±žeŸß -ú@žQr¦ ö4»M¼Áè¹µmw 9 EÆE_°2ó„ŸXKWÁ×Hóì^´²GѝF©óäR†¦‰ç"V»eØ<3ùd3ÿÚ¤Žú“Gi" —‘_ÙËÎ~Üö¯¥½Î»üŸEÚŽåmÞþí ;ÞólËΦMzA"Âf(´òá;Éï(/7½ûñÌ­cïÕçлþÝz¾-ÍvÑ“pH­–ðÓj$¸Äû¤‚‘ãUBË-n“2åPkS5&‹Â|+g^œ®Ì͆d!OïäîU«c;{Û!ÅŽ«ëZ9Ókóˆ]¯ƒ›né `ÇÒ+tÆš (ØKá¾—=3œ®•vuMñg²\ï Ec€ 05±d™‡×iÇ×›UúvÌ¢£Èþ¡ÕØô¶ßÎA"ß±#Ö²ˆÊŸ¦*Ä~ij|àø.-¼'»Ú¥£h ofº¦‡VsR=N½„Î v˜Z*SÌ{=jÑB‹tê…;’HžH¯8–îDù8ñ¢|Q•bÛçš–‹m³“ê¨ åÏ^m¬Žãþ©ïêO‡½6] µÆ„Ooòü ²x}N¦Ë3ïé¿»€›HA˜m%çÞ/¿í7Fø“‹léUk)É°Œµ8Q8›:ÀŠeT*šõ~ôڝG6 ¢}`ùH­–”¡k ‰P1>š†®9z11!X wKfmÁ¦xÑ,N1Q”–æB¶M…ÒÃv6SMˆhU¬ÊPŽï‘öj=·CŒ¯u¹ƒVIЃsx4’ömÛýc塶7ßŠß 57^\wÒÐÆ k§h,Œý î«q^R½3]J¸ÇðN ‚çU¬ôº^Áì} ³f©Õœ§ˆã:FÄÈ‚é(€™?àýÓüè1Gô£¼éj‚OÅñ  #>×—ßtà 0G¥Åa뀐kßhc™À_ÉñÞ#±)GD" YîäË-ÿÙ̪ ¹™a¯´¢E\ÝÒö‚;™„ë]_ p8‰o¡ñ+^÷ 3‘'dT4œŽ ðVë½° :¬víÑ«£tßÚS-3¶“þ2 †üüʨòrš¹M{É_¤`Û¨0ìjœøJ‡:÷ÃáZ˜†@GP&œÑDGÏs¡þ¦þDGú‘1Yá9Ôþ¼ ûø…§÷8&–ÜÑnÄ_m®^üÆ`;ÉVÁJ£?â€-ßê}suÍ2sõA NÌúA磸‘îÿÚ»ƒìö·á¿±tÑÐ"Tÿü˜[@/äj¬€uüªìù¥Ý˜á8Ý´sõj 8@rˆð äþZÇD®ÿUÏ2ùôõrBzÆÏÞž>Ì™xœ“ wiÎ×7_… ¸ \#€MɁV¶¥üÕÿPÔ9Z‡ø§É8#H:ƒ5ÀÝå9ÍIŒ5åKÙŠ÷qÄ>1AÈøžj"µÂд/ªnÀ qªã}"iŸBå˜ÓÛŽ¦…&ݧ;G@—³b¯“•"´4í¨ôM¨åñC‹ïùÉó¯ÓsSH2Ý@ßáM‡ˆKÀªÛUeø/4\gnm¥‹ŸŒ qÄ b9ÞwÒNÏ_4Ég³ú=܆‚´ •â¥õeíþkjz>éÚyU«Íӝ݃6"8/ø{=Ô¢»G¥ äUw°W«,ô—¿ãㆅү¢³xŠUû™yŒ (øSópÐ 9\åTâ»—*oG$/×ÍT†Y¿1¤Þ¢_‡ ¼ „±ÍçèSaÓ 3ÛMÁBkxs‰’R/¡¤ˆÙçª(*õ„üXÌ´ƒ E§´¬EF"Ù”R/ÐNyÆÂ^°?™6¡œïJ·±$§?º>ÖüœcNÌù¯G ‹ñ2ŠBB„^·úìaz¨k:#¨Æ¨8LÎõލ£^§S&cŒÐU€ü(‡F±Š¼&P>8ÙÁ ‰ p5?0ÊƃZl¸aô š¼¡}gÿ¶zÆC²¹¬ÎÖG*HB¡O<º2#ñŒAƒ–¡B˜´É$¥›É:FÀÔx¾u?XÜÏÓvN©RS{2ʈãk9rmP¼Qq̳ è¼ÐFׄ^¡Öì fE“F4A…!ì/…¦Lƒ… … $%´¾yã@CI¬ á—3PþBÏNÿ<ý°4Ü ËÃ#ØÍ~âW«rEñw‹eùMMHß²`¬Öó½íf³:‹k˜¯÷}Z!ã¿<¥,\#öµÀ¯aÒNÆIé,Ћ–lŽ#Àæ9ÀÒS·I’½-Ïp Äz¤Š Â* ­íÄ9­< h>׍3ZkËU¹§˜ŒŠ±f­’¤º³Q ÏB?‹#µíÃ¥®@(Gs«†vI¥Mµ‹Á©e~2ú³ÁP4ìÕi‚²Ê^ö@-DþÓàlÜOÍ]n"µã:žpsŽ¢:! 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Current File : /var/www/html/formation/backup/cc/entities.class.php
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
/**
 * @package   moodlecore
 * @subpackage backup-imscc
 * @copyright 2009 Mauro Rondinelli (mauro.rondinelli [AT] uvcms.com)
 * @copyright 2011 Darko Miletic (dmiletic@moodlerooms.com)
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') or die('Direct access to this script is forbidden.');

class entities {
    /**
     * Prepares convert for inclusion into XML
     *
     * @param string $value
     * @return string
     */
    public static function safexml($value) {
        $result = htmlspecialchars(html_entity_decode($value, ENT_QUOTES, 'UTF-8'),
                                   ENT_NOQUOTES,
                                   'UTF-8',
                                   false);
        return $result;
    }

    protected function prepare_content($content) {
        $result = $content;
        if (empty($result)) {
            return '';
        }
        $encoding = null;
        $xml_error = new libxml_errors_mgr();
        $dom = new DOMDocument();
        $dom->validateOnParse = false;
        $dom->strictErrorChecking = false;
        if ($dom->loadHTML($content)) {
            $encoding = $dom->xmlEncoding;
        }
        if (empty($encoding)) {
            $encoding = mb_detect_encoding($content, 'auto', true);
        }
        if (!empty($encoding) && !mb_check_encoding($content, 'UTF-8')) {
            $result = mb_convert_encoding($content, 'UTF-8', $encoding);
        }

        // See if we can strip off body tag and anything outside of it.
        foreach (array('body', 'html') as $tagname) {
            $regex = str_replace('##', $tagname, "/<##[^>]*>(.+)<\/##>/is");
            if (preg_match($regex, $result, $matches)) {
                $result = $matches[1];
                break;
            }
        }
        return $result;
    }

    public function load_xml_resource($path_to_file) {

        $resource = new DOMDocument();

        cc2moodle::log_action('Load the XML resource file: '.$path_to_file);

        if (!$resource->load($path_to_file)) {
            cc2moodle::log_action('Cannot load the XML resource file: ' . $path_to_file, false);
        }

        return $resource;
    }

    public function update_sources($html, $root_path = '') {

        $document = $this->load_html($html);

        $tags = array('img' => 'src' , 'a' => 'href');

        foreach ($tags as $tag => $attribute) {

            $elements = $document->getElementsByTagName($tag);

            foreach ($elements as $element) {

                $attribute_value = $element->getAttribute($attribute);
                $protocol = parse_url($attribute_value, PHP_URL_SCHEME);

                if (empty($protocol)) {
                    $attribute_value = str_replace("\$IMS-CC-FILEBASE\$", "", $attribute_value);
                    $attribute_value = $this->full_path($root_path . "/" . $attribute_value, "/");
                    $attribute_value = "\$@FILEPHP@\$" . "/" . $attribute_value;
                }

                $element->setAttribute($attribute, $attribute_value);
            }
        }

        $html = $this->html_insidebody($document);

        return $html;
    }

    public function full_path($path, $dir_sep = DIRECTORY_SEPARATOR) {

        $token = '$IMS-CC-FILEBASE$';
        $path = str_replace($token, '', $path);

        if (is_string($path) && ($path != '')) {
            $dot_dir = '.';
            $up_dir = '..';
            $length = strlen($path);
            $rtemp = trim($path);
            $start = strrpos($path, $dir_sep);
            $can_continue = ($start !== false);
            $result = $can_continue ? '' : $path;
            $rcount = 0;

            while ($can_continue) {

                $dir_part = ($start !== false) ? substr($rtemp, $start + 1, $length - $start) : $rtemp;
                $can_continue = ($dir_part !== false);

                if ($can_continue) {
                    if ($dir_part != $dot_dir) {
                        if ($dir_part == $up_dir) {
                            $rcount++;
                        } else {
                            if ($rcount > 0) {
                                $rcount --;
                            } else {
                                $result = ($result == '') ? $dir_part : $dir_part . $dir_sep . $result;
                            }
                        }
                    }
                    $rtemp = substr($path, 0, $start);
                    $start = strrpos($rtemp, $dir_sep);
                    $can_continue = (($start !== false) || (strlen($rtemp) > 0));
                }
            }
        }

        return $result;
    }

    public function include_titles($html) {

        $document = $this->load_html($html);

        $images = $document->getElementsByTagName('img');

        foreach ($images as $image) {

            $src = $image->getAttribute('src');
            $alt = $image->getAttribute('alt');
            $title = $image->getAttribute('title');

            $filename = pathinfo($src);
            $filename = $filename['filename'];

            $alt = empty($alt) ? $filename : $alt;
            $title = empty($title) ? $filename : $title;

            $image->setAttribute('alt', $alt);
            $image->setAttribute('title', $title);
        }

        $html = $this->html_insidebody($document);

        return $html;
    }

    public function get_external_xml($identifier) {

        $xpath = cc2moodle::newx_path(cc2moodle::$manifest, cc2moodle::$namespaces);

        $files = $xpath->query('/imscc:manifest/imscc:resources/imscc:resource[@identifier="'.
            $identifier.'"]/imscc:file/@href');

        if (empty($files)) {
            $response = '';
        } else {
            $response = $files->item(0)->nodeValue;
        }

        return $response;
    }

    public function move_files($files, $destination_folder) {
        global $CFG, $OUTPUT;

        if (!empty($files)) {

            foreach ($files as $file) {
                $source = cc2moodle::$path_to_manifest_folder . DIRECTORY_SEPARATOR . $file;
                $destination = $destination_folder . DIRECTORY_SEPARATOR . $file;

                $destination_directory = dirname($destination);

                cc2moodle::log_action('Copy the file: ' . $source . ' to ' . $destination);

                if (!file_exists($destination_directory)) {
                    mkdir($destination_directory, $CFG->directorypermissions, true);
                }

                $copy_success = true;
                if (is_file($source)) {
                    $copy_success = @copy($source, $destination);
                }

                if (!$copy_success) {
                    echo $OUTPUT->notification('WARNING: Cannot copy the file ' . $source . ' to ' . $destination);
                    cc2moodle::log_action('Cannot copy the file ' . $source . ' to ' . $destination, false);
                }
            }
        }
    }

    protected function get_all_files() {
        global $CFG;

        $all_files = array();

        $xpath = cc2moodle::newx_path(cc2moodle::$manifest, cc2moodle::$namespaces);

        foreach (cc2moodle::$restypes as $type) {

            $files = $xpath->query('/imscc:manifest/imscc:resources/imscc:resource[@type="' . $type . '"]/imscc:file/@href');

            if (!empty($files) && ($files->length > 0)) {
                foreach ($files as $file) {
                    // Omit html files.
                    $ext = strtolower(pathinfo($file->nodeValue, PATHINFO_EXTENSION));
                    if (in_array($ext, array('html', 'htm', 'xhtml'))) {
                        continue;
                    }
                    $all_files[] = $file->nodeValue;
                }
            }
            unset($files);
        }

        // Are there any labels?
        $xquery = "//imscc:item/imscc:item/imscc:item[imscc:title][not(@identifierref)]";
        $labels = $xpath->query($xquery);
        if (!empty($labels) && ($labels->length > 0)) {
            $tname = 'course_files';
            $dpath = cc2moodle::$path_to_manifest_folder . DIRECTORY_SEPARATOR . $tname;
            $rfpath = 'files.gif';
            $fpath = $dpath . DIRECTORY_SEPARATOR . $rfpath;

            if (!file_exists($dpath)) {
                mkdir($dpath, $CFG->directorypermissions, true);
            }
            // Copy the folder.gif file.
            $folder_gif = "{$CFG->dirroot}/pix/i/files.gif";
            copy($folder_gif, $fpath);
            $all_files[] = $rfpath;
        }

        $all_files = empty($all_files) ? '' : $all_files;

        return $all_files;
    }

    public function move_all_files() {

        $files = $this->get_all_files();

        if (!empty($files)) {
            $this->move_files($files, cc2moodle::$path_to_manifest_folder . DIRECTORY_SEPARATOR . 'course_files', true);
        }

    }

    /**
     * @param string $html
     * @return DOMDocument
     */
    private function load_html($html) {
        // Need to make sure that the html passed has charset meta tag.
        $metatag = '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
        if (strpos($html, $metatag) === false) {
            $html = '<html><head>'.$metatag.'</head><body>'.$html.'</body></html>';
        }

        $document = new DOMDocument();
        @$document->loadHTML($html);

        return $document;
    }

    /**
     * @param DOMDocument $domdocument
     * @return string
     */
    private function html_insidebody($domdocument) {
        $html = '';
        $bodyitems = $domdocument->getElementsByTagName('body');
        if ($bodyitems->length > 0) {
            $body = $bodyitems->item(0);
            $html = str_ireplace(array('<body>', '</body>'), '', $body->C14N());
        }

        return $html;
    }

    public function generate_random_string($length = 6) {

        $response = '';
        $source = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';

        if ($length > 0) {

            $response = '';
            $source = str_split($source, 1);

            for ($i = 1; $i <= $length; $i++) {
                $num = mt_rand(1, count($source));
                $response .= $source[$num - 1];
            }
        }

        return $response;
    }

    public function truncate_text($text, $max, $remove_html) {

        if ($max > 10) {
            $text = substr($text, 0, ($max - 6)) . ' [...]';
        } else {
            $text = substr($text, 0, $max);
        }

        $text = $remove_html ? strip_tags($text) : $text;

        return $text;
    }
}

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